package io;

import java.io.*;
import java.nio.charset.StandardCharsets;

/**
 * 缓冲字符输入流读取文本数据
 */
public class BRDemo {
    public static void main(String[] args) throws IOException {
        //文件流(字节流，低级流)
        //FileInputStream fis = new FileInputStream("pw.txt");
        //转换流(字符流，高级流)
        //InputStreamReader isr = new InputStreamReader(fis, StandardCharsets.UTF_8);
        //缓冲字符流(字符流，高级流)
        //BufferedReader br = new BufferedReader(isr);
        /*
         */

        BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("pw.txt"),StandardCharsets.UTF_8));
        String line;
        while((line=br.readLine())!=null){
            //System.out.println(line);//输出换行
            System.out.print(line);//没有换行操作
        }
        br.close();
    }
}
